<template>
  <div :class="{fullscreen:fullscreen}" class="tinymce-container editor-container">
    <textarea :id="tinymceId" class="tinymce-textarea"/>
    <div class="editor-custom-btn-container f_row">
      <editor-video></editor-video>
      <editorImage color="#1890ff" class="editor-upload-btn" @successCBK="imageSuccessCBK"/>
      <editor-save></editor-save>
    </div>
  </div>
</template>

<script>
import editorImage from './subcomponents/EditorImage'
import editorVideo from './subcomponents/EditorVideo'
import editorSave from './subcomponents/EditorSave'
import plugins from './plugins'
import toolbar from './toolbar'

export default {
  name: 'Tinymce',
  components: {editorImage, editorSave, editorVideo},
  props: {
    id: {
      type: String,
      default: function () {
        return 'vue-tinymce-' + +new Date() + ((Math.random() * 1000).toFixed(0) + '')
      }
    },
    value: {
      type: String,
      default: ''
    },
    toolbar: {
      type: Array,
      required: false,
      default () {
        return []
      }
    },
    menubar: {
      type: String,
      default: 'file edit insert view format table'
    }
  },
  data () {
    return {
      hasChange: false,
      hasInit: false,
      tinymceId: this.id,
      fullscreen: false
    }
  },
  watch: {
    value (val) {
      if (!this.hasChange && this.hasInit) {
        this.$nextTick(() =>
          window.tinymce.get(this.tinymceId).setContent(val || ''))
      }
    },
    language () {
      this.destroyTinymce()
      this.$nextTick(() => this.initTinymce())
    }
  },
  mounted () {
    this.initTinymce()
  },
  activated () {
    this.initTinymce()
  },
  deactivated () {
    this.destroyTinymce()
  },
  destroyed () {
    this.destroyTinymce()
  },
  methods: {
    initTinymce () {
      const _this = this
      window.tinymce.init({
        language_url: '/static/tinymce4.7.5/langs/zh_CN.js',
        skin_url: '/static/tinymce4.7.5/skins/lightgray',
        selector: `#${this.tinymceId}`,
        height: 600,
        body_class: 'panel-body ',
        object_resizing: false,
        toolbar: toolbar,
        menubar: this.menubar,
        plugins: plugins,
        end_container_on_empty_block: true,
        powerpaste_word_import: 'clean',
        code_dialog_height: 450,
        code_dialog_width: 1000,
        advlist_bullet_styles: 'square',
        advlist_number_styles: 'default',
        default_link_target: '_blank',
        link_title: false,
        nonbreaking_force_tab: true, // inserting nonbreaking space &nbsp; need Nonbreaking Space Plugin
        init_instance_callback: editor => {
          if (_this.value) {
            editor.setContent(_this.value)
          }
          _this.hasInit = true
          editor.on('NodeChange Change KeyUp SetContent', () => {
            this.hasChange = true
            this.$emit('input', editor.getContent())
          })
        },
        setup (editor) {
          editor.on('FullscreenStateChanged', (e) => {
            _this.fullscreen = e.state
          })
        }
      })
    },
    destroyTinymce () {
      const tinymce = window.tinymce.get(this.tinymceId)
      if (this.fullscreen) {
        tinymce.execCommand('mceFullScreen')
      }

      if (tinymce) {
        tinymce.destroy()
      }
    },
    setContent (value) {
      window.tinymce.get(this.tinymceId).setContent(value)
    },
    getContent () {
      window.tinymce.get(this.tinymceId).getContent()
    },
    imageSuccessCBK (arr) {
      const _this = this
      arr.forEach(v => {
        window.tinymce.get(_this.tinymceId).insertContent(`<img class="wscnph" src="${v.url}" >`)
      })
    }
  }
}
</script>

<style lang="stylus" rel="stylesheet/stylus">
  .tinymce-container
    position: relative
    line-height: normal

    .mce-fullscreen
      z-index: 10000

  .tinymce-textarea
    visibility: hidden
    z-index: -1

  .editor-custom-btn-container
    position: absolute
    right: 10px
    top: 4px

  /*z-index: 2005;*/
  .fullscreen .editor-custom-btn-container
    z-index: 10000
    position: fixed

  .editor-upload-btn
    margin 0 15px
</style>
